1. Uniqueness of Row Echelon Form  
   Surowski, David B.; Wang, Yuhua
   Missouri J. Math. Sci.  15  (2003),  no. 1, 36--39, MathSciNet.  
2. Classifying Row-reduced Echelon Matrices
   Venit, S.; Bishop, W.
   MAA Notes, 2002, no. 59, pp. 137-140, Ingenta
3. On the Numerical Evaluation of the Theoretical Variance-Covariance Matrix of Least Squares Estimators for Echelon-Form Varma Models.
   Salau, M.O.
   Communications in statistics. simulation and co, 1999, vol. 28, no. 3, pp. 743, Ingenta
4. The algorithm of elementary operations and the reduced echelon matrix: millennial Oriental concepts. (Spanish)  
   Solaeche Galera, María Cristina
   Divulg. Mat.  4  (1996),  no. 1-2, 55--60 (1998), MathSciNet.  
5. Identification of Refined ARMA Echelon Form Models for Multivariate Time Series
   Nsiri, S.; Roy, R.
   Journal of Multivariate Analysis, v 56, n 2, 1996, p 207-231, Compendex.
6. Specification of Echelon-Form VARMA Models.
   Lutkepohl, Helmut; Poskitt, D.S.
   Journal of business & economic statistics, 1996, vol. 14, no. 1, pp. 69, Ingenta
7. State estimation and observability analysis based on echelon forms of the linearized measurement models
   Falcao, D.M.; Arias, M.A.
   IEEE Transactions on Power Systems, v 9, n 2, May, 1994, p 979-987, Compendex
8. A note on the invariants of the group of triangular matrices acting on generic echelon matrices.  
   Miyazaki, Mitsuhiro
   Bull. Kyoto Univ. Ed. Ser. B  No. 85 (1994), 57--62, MathSciNet.  
9. Subspaces and Echelon Forms  
   David C. Lay  
   The College Mathematics Journal, Vol. 24, No. 1. (Jan., 1993), pp. 57-62, Jstor.  
10. Echelon form solution of direct kinematics for the general fully-parallel spherical wrist.
    Innocenti, Carlo; Parenti-Castelli, Vincenzo
    Mechanism and machine theory, 1993, vol. 28, no. 4, pp. 553, Ingenta
11. ARMA echelon-form models.
    Nsire, Said; Roy, Roch
    The Canadian journal of statistics. Revue canadienne de statistique, 1992, vol. 20, no. 4, pp. 369 , Ingenta
12. On the identification of ARMA echelon-form models.
    Nsiri, Saïd; Roy, Roch
    Canad. J. Statist. 20 (1992), no. 4, 369--386, MathSciNet.  
13. Classifying Row-Reduced Echelon Matrices (in Classroom Capsules)  
    Stewart Venit; Wayne Bishop  
    The College Mathematics Journal, Vol. 17, No. 2. (Mar., 1986), pp. 169-170, Jstor.  
14. The echelon form and its application to multinomial systems. (Spanish)
    Hinrichsen, Diederich
    Cienc. Mat. (Havana) 6 (1985), no. 1, 45--64, MathSciNet.  
15. The Reduced Row Echelon Form of a Matrix is Unique: A Simple Proof (in Notes)  
    Thomas Yuster  
    Mathematics Magazine, Vol. 57, No. 2. (Mar., 1984), pp. 93-94, Jstor.  
16. Reduced echelon matrices and their applications. (Chinese)  
    Yuan, Yu Ling
    Qufu Shiyuan Xuebao  1983,  no. 2, 27--32, MathSciNet.  
17. The semigroup of row echelon matrices.
    Barker, George Phillip
    Bull. Calcutta Math. Soc. 71 (1979), no. 5, 295--299, MathSciNet.  
18. Usefulness of the row echelon form of a matricial pair (A,B) in the structural analysis of linear systems.
    Varga, A.
    Rev. Roumaine Sci. Tech. Sér. Électrotech. Énergét. 23 (1978), no. 1, 121--128, 189, 190, MathSciNet.                                    
19. Topological Properties of the Row Echelon Form (in Mathematical Notes)  
    G. P. Barker  
    The American Mathematical Monthly, Vol. 80, No. 7. (Aug. - Sep., 1973), pp. 787-789, Jstor.  
20. Eigenvalues of echelon matrices.  
    Friedman, Bernard
    Comm. Pure Appl. Math.  14  1961 309--313, MathSciNet.  

(c) John H. Mathews 2004